bo主提到过SPY年初一次性投入，然后每下跌10%加投一份，请问是下跌10%是指年初投入时的价格？还是最高点？

来源: 水母于 2025-08-19 10:54:40 [旧帖] [给我悄悄话] 本文已被阅读：次

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